Palate 发表于 2025-3-26 21:23:53
Introduction, popularizer of astronomy in the U.S.A. in the nineteenth century, described the wonder in the heavens that commenced thousands of years ago. He speculated that primitive men first recognized the Sun and the Moon, and patterns in the stars. The observant early astronomers would recognize deviations揉杂 发表于 2025-3-27 04:43:43
http://reply.papertrans.cn/31/3012/301129/301129_32.pngAutobiography 发表于 2025-3-27 08:16:28
Scientific Overview, completely covers the Sun. Only in this circumstance will the corona, the outermost region of the solar atmosphere, become visible. It is also only during such an eclipse that the smaller ‘prominences’ (sometimes called ‘protuberances’), the red “… masses of great tenuity held in suspension …” (CarPANEL 发表于 2025-3-27 13:03:32
Popular Astronomy and the Solar Eclipses of 1868, 1869 and 1878,ools of photography and spectroscopy became available, enabling scientists to make more of these rare and brief events. In 1860 documentation of an eclipse was made by photography. During the eclipse of 18 August 1868 spectroscopy was first used to determine more about the nature of the solar corona冒失 发表于 2025-3-27 14:50:26
http://reply.papertrans.cn/31/3012/301129/301129_35.pngFeigned 发表于 2025-3-27 18:26:53
http://reply.papertrans.cn/31/3012/301129/301129_36.png胖人手艺好 发表于 2025-3-28 01:37:22
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